Huilian SQ50 Membrane — Reliable Excavator Breaker Diaphragm

The Huilian SQ50 membrane is a durable, OEM-grade diaphragm for excavator breakers. Engineered for long life, precise fit and strong sealing, it delivers reliable performance and easy replacement worldwide.
Brand Name
Huilian
Part Name
MTB Hydraulic Breaker Diaphragm
Part Number
45B0116A11
Suitable for Breaker Brand
Inan Makina MTB
Breaker Model
MTB255 MTB-255 MTB MT 255 MTB 255 ST MTB 255 IQ
Related Parts
Seal Kit, Piston, Piston Ring, Accumulator, Sleeve Valve, Chisel, Back Head, Breaker Bush Set
Material
HNBR
Hardness
70degree-85degree
Temperature
-35~135°C
Pressure
85-125Mpa
Position
Hydraulic Breaker Accumulator System
Certification
ISO9001
INQUIRY
Product Information

Product Overview

The Huilian SQ50 membrane is a high-quality diaphragm designed for excavator hydraulic breakers. Manufactured by Huilian Machine — a professional OEM supplier founded in 2005 — this membrane offers consistent performance, strong sealing and long service life. Our products are exported to over 90 countries and trusted by customers worldwide.

Why Choose Huilian SQ50 Membrane

Durable Materials & Construction

The SQ50 membrane is made from High Quality elastomer compounds and reinforced layers that resist wear, heat and tearing. This results in a diaphragm that maintains shape and sealing under heavy-duty use.

Precision Fit & Easy Installation

Designed to match OEM dimensions, the SQ50 fits seamlessly into compatible breaker models. Clear installation guidance reduces downtime and helps technicians replace membranes quickly and correctly.

Reliable Sealing & Performance

Strong sealing capability prevents internal leaks and pressure loss, ensuring consistent hammering power and efficient hydraulic performance. The membrane helps protect internal components and extend overall breaker life.

Applications & Compatibility

The SQ50 membrane is suitable for a wide range of hydraulic breaker models that use the SQ50 diaphragm specification. It’s commonly used in construction, demolition, mining and quarrying — wherever excavator breakers operate under heavy loads.

Quality Assurance & Support

Huilian’s team includes experienced technicians, R&D experts and quality control professionals. Each SQ50 membrane undergoes strict inspection and testing before shipment. We also provide technical support and after-sales service to ensure correct installation and long-term satisfaction.

About Huilian Machine

Founded in 2005, Guangzhou Huilian Machinery Co., Ltd. is a leading manufacturer of excavator breaker parts from China. We offer hydraulic breaker hammers, chisels, seals and seal kits, diaphragms, pistons, wear bushes, retaining bars, bolts, valves and liners. Huilian is committed to becoming a global leader and seeks distributor partners to grow sustainably. Visit us at https://www.huilianmachine.com/.

Key Benefits

  • OEM-quality materials and fit
  • Enhanced durability and longer service life
  • Consistent sealing and breaker performance
  • Worldwide availability and reliable after-sales support

Choose the Huilian SQ50 membrane for dependable, cost-effective maintenance of your excavator breakers.

Product Images

  • SB50 excavator hydraulic breaker autox membrane
  • SB50 excavator hydraulic hammer bks diaphragm
  • SB50 excavator hydraulic rock hammer diaphragm

Qualification Certificate

  • GMP

    GMP Certificate

  • CE

    CE Certificate

  • new z

    Certificate of Honor

Frequently Asked Questions

How can I ensure I’m selecting the right part for my equipment?

Our expert team can assist you in finding the right part based on your machine model, specifications, and requirements. Contact us for personalized support.

What is your shipping and delivery time?

We offer fast and reliable global shipping. Delivery times vary depending on location and order size, but we strive to process and ship orders as quickly as possible.

Do you offer OEM and aftermarket parts?

Yes, we manufacture high-quality OEM parts and supply aftermarket parts from top brands such as NOK, Parker, SKF, and Hallite to ensure optimal performance.

Are your parts compatible with all excavator brands?

Yes, our parts are designed to be compatible with major brands like Komatsu, Caterpillar, Hitachi, Hyundai, Doosan, JCB, Kobelco, Sany, and many more.

Let's talk
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Guangzhou Huilian Machines Co., Ltd
1st Floor, No. 389, Zhongshan Avenue East, Huangpu District, Guangzhou, Guangdong, China.
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Tags
MTB365 tool bush
MTB365 tool bush
SB43 seal kit
SB43 seal kit
MTB285 diaphragm
MTB285 diaphragm
HL165
HL165
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